.poster {
    position: relative;
}

.poster-video {
    object-fit: cover;
    width: 100%;
    height: 100vh;
    display: block;
    /* 把行盒变成块盒 */
}

.poster-badge {
    position: absolute;
    width: 100px;
    left: 20px;
    bottom: 20px;
}

.poster-arrows {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
}

.poster-arrows div {
    width: 25px;
    height: 25px;
    animation: bulin 1.5s infinite;
    background: url(../asset/arrow.png) no-repeat;
}

@keyframes bulin {
    0% {
        opacity: 1;
    }
    50% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}


/* 动画延时 */

.poster-arrows div:nth-child(2) {
    animation-delay: 0.5s;
}

.poster-arrows div:nth-child(3) {
    animation-delay: 1s;
}


/* 下载块 */

.download {
    width: 540px;
    height: 125px;
    position: absolute;
    left: 50%;
    bottom: 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transform: translate(-50%);
}

.qrcode {
    position: relative;
}

.qrcode img:first-child {
    width: 102px;
    height: 102px;
    display: block;
}

.qrcode img:last-child {
    width: 30px;
    height: 30px;
    border: 2px solid #475e7d;
    border-radius: 4px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.equip img {
    width: 160px;
    display: block;
}

.equip img:last-child {
    display: none;
}

.equip a:hover img:first-child {
    display: none;
}

.equip a:hover img:last-child {
    display: block;
}

.pcd img {
    display: block;
    width: 111px;
    height: 111px;
}

.pcd img:last-child {
    display: none;
}

.pcd:hover img:first-child {
    display: none;
}

.pcd:hover img:last-child {
    display: block;
}

.cast {
    width: 356px;
    height: 76px;
    position: absolute;
    bottom: 220px;
    left: 50%;
    transform: translateX(-50%);
    background: url(../asset/play-bg.png);
}

.btn {
    width: 48px;
    height: 48px;
    background: #fff;
    border-radius: 50%;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    cursor: pointer;
}

.btn::after {
    content: "";
    background: url(../asset/play-inner.png);
    width: 28px;
    height: 28px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    cursor: pointer;
}

.btn:hover {
    background: transparent;
}

.btn:hover::after {
    background-position: 0 -28px;
}

.video-1 {
    display: none;
}

.video-1-on {
    width: 896px;
    height: 504px;
    position: fixed;
    top: 10%;
    left: 50%;
    transform: translate(-50%, -50%);
}